Water bottle support arm



FIG. 1 is a perspective view of our ornamental design;

FIG. 2 is a right side elevation view of the ornamental design of FIG.1;

FIG. 3 is a left side elevation view of the ornamental design of FIG. 1;

FIG. 4 is top plan view of the ornamental design of FIG. 1;

FIG. 5 is bottom plan view of the ornamental design of FIG. 1;

FIG. 6 is front elevation view of the ornamental design of FIG. 1;

FIG. 7 is rear elevation view of the ornamental design of FIG. 1; and,

FIG. 8 is a perspective view of the ornamental design of FIG. 1 withbroken lines showing environment, which is shown for illustrativepurposes only and forms no part of the claimed design.

The ornamental design for a water bottle support arm, as shown anddescribed.